GraviTrax is the all new STEM track system from Ravensburger! Use your imagination to build superb tracks and set the Gravity Spheres rolling!

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Propel the action! The Transfer takes your marbles over a breath-taking gap for a spectacular eye-catcher! Combine the Transfer with your GraviTrax Starter-Set to get your marbles across longer distances. How far will your marbles travel?Age 8+